A Systematic Review and Meta-Analysis of Dual-Certification in Special Education and General Education

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Bibliographic Details
Title: A Systematic Review and Meta-Analysis of Dual-Certification in Special Education and General Education
Language: English
Authors: Allison F. Gilmour (ORCID 0000-0002-6189-7099), Tiffany Lam
Source: Journal of Special Education. 2026 60(1):14-24.
Availability: SAGE Publications and Hammill Institute on Disabilities. 2455 Teller Road, Thousand Oaks, CA 91320. Tel: 800-818-7243; Tel: 805-499-9774; Fax: 800-583-2665; e-mail: journals@sagepub.com; Web site: https://sagepub.com
Peer Reviewed: Y
Page Count: 11
Publication Date: 2026
Document Type: Journal Articles
Information Analyses
Descriptors: Special Education, Special Education Teachers, Teacher Certification, Regular and Special Education Relationship, Teacher Attitudes, Teacher Effectiveness, Student Characteristics, Teacher Education, Meta Analysis
DOI: 10.1177/00224669251365233
ISSN: 0022-4669
1538-4764
Abstract: We conducted a systematic literature review and meta-analysis to describe what is known about dual-certification, where teachers are certified in both special education and general education. From database, register, working paper, and citation searches, we identified 27 studies addressing four topics: (a) dual-certified teachers' beliefs about instruction, preparedness, and students; (b) student sorting; (c) effectiveness; and (d) workforce decisions. The results of the studies provided limited evidence that dual-certified teachers were more effective than other teachers. However, studies rarely addressed the preparation and roles of dual-certified teachers, both variables related to effectiveness. Finally, growing evidence suggested that dual-certified teachers had higher attrition than other teachers. The meta-analyses were limited by the small number of comparable quantitative studies addressing dual-certification.
Abstractor: As Provided
Entry Date: 2026
Accession Number: EJ1502910
Database: ERIC
Description
Abstract:We conducted a systematic literature review and meta-analysis to describe what is known about dual-certification, where teachers are certified in both special education and general education. From database, register, working paper, and citation searches, we identified 27 studies addressing four topics: (a) dual-certified teachers' beliefs about instruction, preparedness, and students; (b) student sorting; (c) effectiveness; and (d) workforce decisions. The results of the studies provided limited evidence that dual-certified teachers were more effective than other teachers. However, studies rarely addressed the preparation and roles of dual-certified teachers, both variables related to effectiveness. Finally, growing evidence suggested that dual-certified teachers had higher attrition than other teachers. The meta-analyses were limited by the small number of comparable quantitative studies addressing dual-certification.
ISSN:0022-4669
1538-4764
DOI:10.1177/00224669251365233